Tris Coffin

Jeff King

Mae Clarke

Glenda Thomas

Don Haggerty

Tony Dirken

James Craven

Prof. Millard

I. Stanford Jolley

Prof. Bryant

House Peters Jr.

Burt Winslow

Ted Adams

Martin Conway

Stanley Price

Gunther Von Strum

Dale Van Sickel

Martin/Professor Drake/Gates

David Sharpe

Blears/Cliff/Stark

Eddie Parker

Rowan

Buddy Roosevelt

Philips

Art Gilmore

Newscaster

Carey Loftin

Sparks

Jack O'Shea

Walter

Frank O'Connor

Warehouse Guard